If `f(3x+2)+f(3x+29)=0x in R ,` then the period of `f(x)` is (a) 7 (b) 8 (c) 10 (d) none of these

If f(3x+2)+f(3x+29)=0 AAx in R , then the period of f(x) is

If f(x+1/2)+f(x-1/2)=f(x)fora l lx in R , then the period of f(x) is 1 (b) 2 (c) 3 (d) 4

If f(x+1/2)+f(x-1/2)=f(x)fora l lx in R , then the period of f(x) is (a) 1 (b) 2 (c) 3 (d) 4

If f(x)=sqrt(x^2-10 x+25) , then the derivative of f(x) in the interval [0, 7] is (a) 1 (b) -1 (c) 0 (d) none of these

if f(x) ={{:(x+2 ,if xlt0),(-x^(2)-2 ,if 0le xlt1),( x ,if xge1):} then the number of points of discontinuity of |f(x)|is (a) 1 (b) 2 (c) 3 (d) none of these

If f(x+1)+f(x-1)=2f(x)a n df(0),=0, then f(n),n in N , is nf(1) (b) {f(1)}^n (c) 0 (d) none of these

If f(x)=x+1/x ,\ \ x >0 , then its greatest value is -2 (b) 0 (c) 3 (d) none of these

If 2f(x)-3f(1/x)=x^2(x!=0), then f(2) is equal to (a) -7/4("b")""5/2 (c) -1 (d) none of these

The set of points where the function f(x) given by f(x)=|x-3|cosx is differentiable, is (a) R (b) R-{3} (c) (0,oo) (d) none of these

If f(x^2-6x+6)+f(x^2-4x+4)=2x ,AA x in R then f(-3) + f(9) -5f(1)= ? (A) 7 (B) 8 (C) 9 (D) 10